高中化学课程标准要求“通过以化学实验为主的多种探究活动,使学生体验科学研究的过程,激发学习化学的兴趣,强化学生探究的意识,促进学习方式的转变,培养学生的创新精神和实践能力”.新课程理念倡导自主、合作、探究的学习方式,培养学生主动探究、团结合作、勇于创新的学习精神,获得未来发展必需的化学知识、技能和方法,提高学生的科学探究能力.活动教学是一种新的教学方式,教师根据学生的实际情况进行教 High school chemistry curriculum standards require “to enable students to experience the process of scientific research through a variety of inquiry-based activities based on chemical experiments, to stimulate interest in learning chemistry, to enhance students ’awareness of inquiry, to promote the transformation of learning styles, and to foster students’ innovative spirit And practical ability. ”The new curriculum concept advocates autonomous, cooperative and exploratory learning styles, cultivating students ’active exploration, unity and cooperation, and brave innovation, acquiring the chemical knowledge, skills and methods necessary for future development and enhancing students’ scientific inquiry Ability. Activity teaching is a new way of teaching, teachers according to the actual situation of students to teach